The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.
A chromanol that is chroman-6-ol which is substituted at positions 2, 3, and 4 by p-(2-pyrrolidin-1-ylethoxy)phenyl, p-hydroxyphenyl, and methyl groups, respectively (the 2R,3R,4S diastereoisomer).